lithify

/ˈlɪθɪfaɪ/

Etymology

From lith- + -ify.

lithify means to turn sediment into solid rock. Lexicurio rates it Sui generis — a strength score of 87 out of 100.

lithify is pronounced /ˈlɪθɪfaɪ/.

verb

To turn sediment into solid rock“Shale is fine-grained rock made of silt or wet mud that has been lithified by compaction and cementation.”